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Individual Calculations September 2009 |
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| Sedaghat Khah, Hamidreza Total change: -5.25 | |   |
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| 8th International Ebne Sina Open Chess Tournament | Hamedan | IRI | 2009-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2358 | 1998 | 0.00 | 2 | -0.21 | 25 | -5.25 | |
|  Darban, Morteza | m | | 2345 | IRI | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ardeshi, Mehrdad | m | | 2371 | IRI | 0.00 | 1 | -0.10 | 25 | -2.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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